Machine Learning Engineer, Data
Cartesia
About this role
The Machine Learning Engineer at Cartesia is responsible for ensuring the quality and coverage of multilingual datasets used in model training, focusing on the diversity of languages and cultures. The role involves designing large-scale datasets, evaluating speech model performance, implementing bias mitigation techniques, and developing automated quality control systems. The engineer will collaborate closely with product teams to support key languages and ensure models perform exceptionally across varied linguistic contexts.
Skills
About Cartesia
cartesia.aiCartesia Sonic-3 is a cutting-edge platform that offers a real-time text-to-speech (TTS) API, designed to integrate seamlessly into AI applications and interactive experiences. With the ability to generate natural and expressive voices, including laughter, across 40+ languages, it enhances user interaction through empathetic communication. Cartesia's technology is particularly suited for AI agents, enabling a more engaging and human-like conversational experience in various applications.
Recent company news
Tencent Cloud and Cartesia find a rare common voice in AI speech applications
Nov 25, 2025
Tencent Cloud and Cartesia Announce Strategic Partnership to Advance Real-Time Voice AI Experiences
Nov 25, 2025
The 8 next big things in foundational AI for 2025
Oct 14, 2025
How is Cartesia's Sonic-3 reshaping voice AI?
Oct 29, 2025
Cartesia Raises $64 Million in Series A
Mar 14, 2025
About Cartesia
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
Unlock Company Insights
View leadership team, funding history,
and employee contacts for Cartesia.
Salary
$180k – $250k
per year
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